HEIDENHAIN TNC 406 - Manual (Page 120)

HEIDENHAIN TNC 406, TNC 416 99
6.4 P
ath Cont
ours — Car
tesian Coor
dinat
es
Circles in the main planes
When you program a circle, the TNC assigns it to one of the main
planes. This plane is automatically defined when you set the electrode
axis during an electrode call (TOOL CALL).
Tool axis Main plane
Z XY, also
UV, XV, UY
Y ZX, also
WU, ZU, WX
X YZ, also
VW, YW, VZ
You can program circles that do not lie parallel to a main
plane by using Q parameters.